Add 21/18 and 72/96
1st number: 1 3/18, 2nd number: 72/96
21/18 + 72/96 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 96 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
21/18 = 21 × 16/18 × 16 = 336/288 - Likewise, for the 2nd fraction, since 96 × 3 = 288,
72/96 = 72 × 3/96 × 3 = 216/288 - Add the two like fractions:
336/288 + 216/288 = 336 + 216/288 = 552/288 - 552/288 simplified gives 23/12
- So, 21/18 + 72/96 = 23/12
In mixed form: 111/12
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